<template>
<div class="page-login">
    <div class="page-login--layer page-login--layer-area">
        <ul class="circles">
            <li v-for="n in 10" :key="n"></li>
        </ul>
    </div>
    <div class="page-login--layer page-login--layer-time" flex="main:center cross:center">
        {{ time }}
    </div>
    <div class="page-login--layer">
        <div class="page-login--content" flex="dir:top main:justify cross:stretch box:justify">
            <div class="page-login--content-header">
                <p class="page-login--content-header-motto">
                    {{ motto }}
                </p>
                <p class="page-login--content-header-motto">
                    {{ mottoEn }}
                </p>
            </div>
            <div class="page-login--content-main" flex="dir:top main:center cross:center">
                <!-- logo -->
                <div class="page-login--logo login-title">Bolg Admin</div>
                <!-- form -->
                <div class="page-login--form">
                    <el-card shadow="never">
                        <el-form ref="loginForm" label-position="top" :rules="rules" :model="formLogin" size="default">
                            <el-form-item prop="username">
                                <el-input type="text" clearable v-model="formLogin.username" placeholder="用户名">
                                    <i slot="prepend" class="fa fa-user-circle-o"></i>
                                </el-input>
                            </el-form-item>
                            <el-form-item prop="password">
                                <el-input type="password" clearable v-model="formLogin.password" placeholder="密码">
                                    <i slot="prepend" class="fa fa-keyboard-o"></i>
                                </el-input>
                            </el-form-item>
                            <el-form-item prop="code">
                                <el-input type="text" clearable v-model="formLogin.code" @keyup.enter.native="submit" placeholder="验证码">
                                    <template slot="append">
                                        <!--<img class="login-code" src="./image/login-code.png">-->
                                        <div class="login-code" v-html="formLogin.codeSvg" @click="getCodeSvg"></div>
                                    </template>
                                </el-input>
                            </el-form-item>
                            <el-button size="default" @click="submit" type="primary" class="button-login">
                                登录
                            </el-button>
                        </el-form>
                    </el-card>

                    <el-button class="page-login--quick" size="default" type="info" @click="selsectVisitor">
                        选择访客用户
                    </el-button>
                </div>
            </div>
            <div class="page-login--content-footer">
                <p class="page-login--content-footer-copyright">
                    {{ ` Copyright ©${new Date().getFullYear()} by ` }}. All rights reserved. |
                    <d2-icon name="copyright" />
                    <a href="https://beian.miit.gov.cn/#/Integrated/recordQuery" target="_blank">
                        粤ICP备2023063724号
                    </a>
                    <a href="https://gitee.com/git" target="_blank">
                        Bolg
                    </a>
                </p>
            </div>
        </div>
    </div>

</div>
</template>

<script>
import dayjs from 'dayjs'
import {
    mapActions
} from 'vuex'
import localeMixin from '@/locales/mixin.js'
import util from "@/libs/util";
import {
    aes
} from "@/libs/utils.crypto";

import {
    menuAside,
    menuHeader,
    setAsideMenu
} from "@/menu";
import {
    getLogin,
    getLoginCaptcha
} from "@/api/modules/sys.login.api";
import {
    dirRolesList
} from "@/api/modules/sys.roles.api";
import {
    dirIPShare,
    recordVisitor
} from "@/api/modules/sys.getIp.api";
import {getWordAndImg} from "@/api/modules/sys.public.api";
export default {
    mixins: [
        localeMixin
    ],
    data() {
        return {
            timeInterval: null,
            time: dayjs().format('HH:mm:ss'),
            // 表单
            formLogin: {
                username: '',
                password: '',
                code: ''
            },
            codeText: '',
            // 表单校验
            motto:'',
            mottoEn:'',
            rules: {
                username: [{
                    required: true,
                    message: '请输入用户名',
                    trigger: 'blur'
                }],
                password: [{
                    required: true,
                    message: '请输入密码',
                    trigger: 'blur'
                }],
                code: [{
                    required: true,
                    message: '请输入验证码',
                    trigger: 'blur'
                }]
            }
        }
    },
    created() {
        this.getCodeSvg()
        getWordAndImg().then( res => {
            if ( res && res.data ) {
                  this.motto =  res.data.zh
                  this.mottoEn=  res.data.en
            } else { 
                this.motto = "奋斗让一切都变得更有价值。"
                this.mottoEn= 'Struggle makes everything more valuable.'
            }
        } ).catch( err => { 
             this.motto = "奋斗让一切都变得更有价值。"
             this.mottoEn= 'Struggle makes everything more valuable.'
      } )
    },
    mounted() {
        this.timeInterval = setInterval(() => {
            
            this.refreshTime()
        }, 1000)
        setTimeout(()=>{
            this.getCodeSvg()
        },500)
    },
    beforeDestroy() {
        clearInterval(this.timeInterval)
    },
    methods: {
        /**
         * @description 接收选择一个体验用户快速登录的事件
         * @param {Object} user 用户信息
         */
        selsectVisitor() {
            this.formLogin.username = 'visitor'
            this.formLogin.password = '123456'
        },
        ...mapActions('d2admin/account', [
            'login'
        ]),
        refreshTime() {
            this.time = dayjs().format('HH:mm:ss')
        },
        /**
         * @description 获取验证码
         */
        getCodeSvg() {
            getLoginCaptcha().then(res => {
                this.formLogin.codeSvg = res.codeSvg || ''
                this.formLogin.key = res.key || ''
            })
        },

        getIp() {
           
        },
        /**
         * @description 提交表单
         */
        // 提交登录信息
        submit() {
            this.$refs.loginForm.validate((valid) => {
                if (valid) {
                    getLogin({
                        username: this.formLogin.username,
                        password: aes.en(this.formLogin.password),
                        code: this.formLogin.code,
                    }).then(res => {
                        util.cookies.set('uuid', res.userInfo.id)
                        util.cookies.set('token', res.token)
                        //设置用户名称
                        this.$store.dispatch('d2admin/user/set', {
                            name: res.userInfo.nickName
                        }, {
                            root: true
                        })
                        let roleId = res.userInfo.roleId
                        //存储角色信息
                        util.cookies.set('roleId', roleId)
                        setAsideMenu(this)
                        //记录访客
                        this.getIp()
                        // 重定向对象不存在则返回顶层路径
                        this.$router.replace(this.$route.query.redirect || '/')
                    }).catch(err => {
                        this.getCodeSvg()
                    })
                } else {
                    this.getCodeSvg()
                    // 登录表单校验失败
                    this.$message.error('表单校验失败，请检查')
                }
            })
        }
    }
}
</script>

<style lang="scss">
.page-login {
    @extend %unable-select;
    $backgroundColor: #F0F2F5;
    // ---
    background-color: $backgroundColor;
    height: 100%;
    position: relative;

    // 层
    .page-login--layer {
        @extend %full;
        overflow: auto;
    }

    .page-login--layer-area {
        overflow: hidden;
    }

    // 时间
    .page-login--layer-time {
        font-size: 24em;
        font-weight: bold;
        color: rgba(0, 0, 0, 0.03);
        overflow: hidden;
    }

    // 登陆页面控件的容器
    .page-login--content {
        height: 100%;
        min-height: 500px;
    }

    // header
    .page-login--content-header {
        padding: 1em 0;

        .page-login--content-header-motto {
            margin: 0px;
            padding: 0px;
            color: $color-text-normal;
            text-align: center;
            font-size: 12px;
        }
    }

    // main
    .page-login--logo {
        width: 500px;
        margin-bottom: 0.8em;
        margin-top: -2em;
    }

    .login-title {
        font-size: 30px;
        text-align: center;
        //font-family: '幼圆';
        font-family: "News Cycle", "Arial Narrow Bold", sans-serif;
    }

    // 登录表单
    .page-login--form {
        width: 280px;

        // 卡片
        .el-card {
            margin-bottom: 15px;
        }

        // 登录按钮
        .button-login {
            width: 100%;
        }

        // 输入框左边的图表区域缩窄
        .el-input-group__prepend {
            padding: 0px 14px;
        }

        .login-code {
            height: 40px - 2px;
            display: block;
            margin: 0px -20px;
            border-top-right-radius: 2px;
            border-bottom-right-radius: 2px;
        }

        // 登陆选项
        .page-login--options {
            margin: 0px;
            padding: 0px;
            font-size: 14px;
            color: $color-primary;
            margin-bottom: 15px;
            font-weight: bold;
        }

        .page-login--quick {
            width: 100%;
        }
    }

    // 快速选择用户面板
    .page-login--quick-user {
        @extend %flex-center-col;
        padding: 10px 0px;
        border-radius: 4px;

        &:hover {
            background-color: $color-bg;

            i {
                color: $color-text-normal;
            }

            span {
                color: $color-text-normal;
            }
        }

        i {
            font-size: 36px;
            color: $color-text-sub;
        }

        span {
            font-size: 12px;
            margin-top: 10px;
            color: $color-text-sub;
        }
    }

    // footer
    .page-login--content-footer {
        padding: 1em 0;

        .page-login--content-footer-locales {
            padding: 0px;
            margin: 0px;
            margin-bottom: 15px;
            font-size: 12px;
            line-height: 12px;
            text-align: center;
            color: $color-text-normal;

            a {
                color: $color-text-normal;
                margin: 0 .5em;

                &:hover {
                    color: $color-text-main;
                }
            }
        }

        .page-login--content-footer-copyright {
            padding: 0px;
            margin: 0px;
            margin-bottom: 10px;
            font-size: 12px;
            line-height: 12px;
            text-align: center;
            color: $color-text-normal;

            a {
                color: $color-text-normal;
            }
        }

        .page-login--content-footer-options {
            padding: 0px;
            margin: 0px;
            font-size: 12px;
            line-height: 12px;
            text-align: center;

            a {
                color: $color-text-normal;
                margin: 0 1em;
            }
        }
    }

    // 背景
    .circles {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        overflow: hidden;
        margin: 0px;
        padding: 0px;

        li {
            position: absolute;
            display: block;
            list-style: none;
            width: 20px;
            height: 20px;
            background: #FFF;
            animation: animate 25s linear infinite;
            bottom: -200px;

            @keyframes animate {
                0% {
                    transform: translateY(0) rotate(0deg);
                    opacity: 1;
                    border-radius: 0;
                }

                100% {
                    transform: translateY(-1000px) rotate(720deg);
                    opacity: 0;
                    border-radius: 50%;
                }
            }

            &:nth-child(1) {
                left: 15%;
                width: 80px;
                height: 80px;
                animation-delay: 0s;
            }

            &:nth-child(2) {
                left: 5%;
                width: 20px;
                height: 20px;
                animation-delay: 2s;
                animation-duration: 12s;
            }

            &:nth-child(3) {
                left: 70%;
                width: 20px;
                height: 20px;
                animation-delay: 4s;
            }

            &:nth-child(4) {
                left: 40%;
                width: 60px;
                height: 60px;
                animation-delay: 0s;
                animation-duration: 18s;
            }

            &:nth-child(5) {
                left: 65%;
                width: 20px;
                height: 20px;
                animation-delay: 0s;
            }

            &:nth-child(6) {
                left: 75%;
                width: 150px;
                height: 150px;
                animation-delay: 3s;
            }

            &:nth-child(7) {
                left: 35%;
                width: 200px;
                height: 200px;
                animation-delay: 7s;
            }

            &:nth-child(8) {
                left: 50%;
                width: 25px;
                height: 25px;
                animation-delay: 15s;
                animation-duration: 45s;
            }

            &:nth-child(9) {
                left: 20%;
                width: 15px;
                height: 15px;
                animation-delay: 2s;
                animation-duration: 35s;
            }

            &:nth-child(10) {
                left: 85%;
                width: 150px;
                height: 150px;
                animation-delay: 0s;
                animation-duration: 11s;
            }
        }
    }
}
</style>
